After this 4.5 second pause, the trouble codes will be repeated.
The DLC is located on the left strut tower in the engine compartment. Reading The On/Off Flashes Of The Check Engine LightĪs mentioned at the beginning, your OBD I Toyota Corolla flashes the malfunction indicator light (MIL -also known as the check engine light CEL) once you have jumpered terminals TE1 and E1 in the diagnostic link connector (DLC). You can find this tutorial in Spanish here: Cómo Leer Los Códigos OBD I (1990-1995 1.6L Toyota Corolla) (at: ). Toyota OBD I Diagnostic Trouble Code Definitions.Location Of The Diagnostic Link Connector (DLC).Reading The On/Off Flashes Of The Check Engine Light.